Wheels MFG Derailleur Hanger 284 Specialized

. CNC machined 6061 aluminium . Black anodized finish . Attaches to frame with (1) M5x10 Socket Head Screw . Fastener not Included Replaces: . Specialized Part # S152600003 . Specialized Part # S182600001 Notes: This hanger is not the same as our DROPOUT-301, which replaces Specialized Part #S152600003 (Amazinger 2.0, 2.1). Direct mount version of this hanger is DROPOUT-374. Replacement derailleur hanger for Specialized Diverge, CruX and Roubaix Carbon with Specialized SCS 135x12 thru-axle system. We do offer a replacement hanger for use with the Specialized QR conversion kit when using 135mm QR rear wheel, use Wheels Mfg DROPOUT-285.